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    What's included in this bundle:

    Kala RMBL-FS Rumbler U-BASS

    Kala rumbler series U-Bass featuring laminate mahogany back and sides, rosewood fingerboard and bridge, and Kala silver rumbler strings. includes deluxe U-Bass embroidered gig bag

    (Sells separately for
    Kraft Music Clip-On Electronic Tuner

    Clip the tuner to your headstock, flick on the power, and you're ready to tune. As you play a string, the built-in sensor will quickly read the instrument's vibrations and indicate the pitch in the meter.

    (Sells separately for
    Kraft Music Instrument Cable by Strukture - 10'

    This instrument cable has a metal headshell and spring-steel strain relief. A great addition to this exclusive offer.

    (Sells separately for
    On-Stage GSA10BK Guitar Strap - Black

    This basic strap is a great match for any acoustic guitar, electric guitar, or bass guitar. It features a wide adjustment range, and heavy-duty polypropylene construction.

    (Sells separately for
    Aquila Silver Rumblers - Kala U-BASS Strings

    Aquila string set for specially engineered for Kala U-Bass

    (Sells separately for

    The Kala Rumbler is the latest model in Kala's distinctive line of award winning portable U-BASS instruments. The Rumbler takes the U-BASS into a new dimension with the addition of custom engineered electronics and new proprietary strings, at an economically friendly price.

    The Rumbler design integrates a specially designed Kala electronic system with a piezo pickup and is equipped with an active EQ with built in tuner. Each bass is strung with Kala Silver Rumbler strings which are proprietary U-BASS strings designed and manufactured exclusively for Kala Brand Music by Aquila strings.

    The Rumbler U-BASS retails at a pocket friendly price, and includes a padded gig bag. Other features include Die-Cast U-Bass tuners, laminate mahogany construction, mahogany neck with rosewood or walnut fingerboard and bridge.

    • Laminate Mahogany back and sides
    • Mahogany neck
    • Rosewood or walnut fingerboard and bridge
    • 16 frets
    • 21 inch scale
    • Custom die cast tuners
    • Kala Silver Rumbler strings
    • Custom Kala inlay
    • Kala electronic system with an active EQ and built in tuner
    • List price includes a Deluxe Custom U-Bass Embroidered Logo Gig Bag
    • Meets most airline carry-on requirements
    • Set-up by Kala in the USA
    More Information
    Manufacturer Kala
    Condition New
    Included from Manufacturer Gig Bag
    Acoustic Body Style U-Bass
    String Material Polyurethane
    Number of Strings 4-Strings
    Right/Left Handed Right
    Top Laminate Mahogany
    Back Laminate Mahogany
    Sides Laminate Mahogany
    Neck Mahogany
    Fingerboard Rosewood
    Number of Frets 16
    Bridge Rosewood
    Bridge Saddle Material Composite
    Cutaway No
    Electronics Kala electronic system with active EQ
    Tuner Built In Yes
    Scale Length 20.375"
    Nut Width 1.75"
    Nut Material Graph Tech TUSQ
    Finish Natural
    Hardware Finish Black

    Kala Warranty Terms and Conditions

    Kala Brand Music Co. warrants solely to the original purchaser that the instrument purchased shall be free from defects in workmanship and materials and shall function for a period of one (1) year from the date of purchase. American made models are warranted for a period of two (2) years from the date of purchase.

    Kala Brand Music Co. reserves the right to determine upon inspection if the warranty claim is valid or not. This warranty is valid to the original purchaser only and is non-transferable.

    Standard Shipping

    When you place an order with Kraft Music, a confirmation will be sent to you via email, with details of your order, including method of shipping. Once your order leaves our facility, you will receive a shipping confirmation via email, with carrier name and tracking number. Many of the products we sell are shipped in the manufacturer box. These boxes will often have images, model numbers, and other text that indicate the contents inside. If your purchase is a gift, please make proper shipping arrangements or contact us about possible packaging options.

    Kraft Music is able to ship to the continental US, HI, AK and PR.

    UPS Ground Shipping at Kraft Music